XML 61 R30.htm IDEA: XBRL DOCUMENT
v3.23.1

SHARE CAPITAL (Detail Textuals) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 2 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 23, 2021 | Mar. 31, 2021 | Feb. 29, 2020 | Jul. 31, 2018 | Jul. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | May 07, 2021 | Jul. 04, 2020
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expenses |  |  |  |  |  |  | $ 2,247 | $ 1,861 |  |  |  |
Value of shares issued | [1] |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of shares through ATM programs, net of issuance costs |  |  |  |  |  |  | $ 0 | $ 21,805 |  |  |  |
Number of options exercised |  |  |  |  |  |  | 5,511 | 177,710 |  |  |  |
Exercise of options to ordinary shares |  |  |  |  |  |  | $ 13 | $ 418 |  |  |  |
Weighted average exercise rice of options exercised |  |  |  |  |  |  | $ 2.14 | $ 2.37 |  |  |  |
ATM Equity Program 2020 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Adjusted exercise price under At-the-market equity program |  |  |  |  |  |  |  |  | $ 1.05 |  |  |
Broker Warrants Type 1 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Exercise price of warrants issued |  |  |  | $ 2.96 |  |  |  |  |  | $ 2.96 |  |
Broker Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Exercise price of warrants issued |  |  |  | $ 2.37 |  |  |  |  |  | $ 2.37 |  |
Broker Dealer [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  | 184,515 |  |  |  |  |  | 184,515 |  |
Broker-Dealer 1 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  | 92,257 |  |  |  |  |  | 92,257 |  |
Ordinary shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Voting rights of ordinary share |  |  |  |  |  |  | one vote |  |  |  |  |
Number of options exercised |  |  |  |  |  |  | 5,511 | 177,711 |  |  |  |
Exercise of options to ordinary shares | [1] |  |  |  |  |  |  |  |  |  |  |
Ordinary shares [Member] | ATM Equity Program 2020 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Value of shares issued |  |  |  |  |  |  |  |  |  |  |  | $ 13,900
Weighted average price of share issued |  |  |  |  |  |  |  | $ 3.99 | $ 1.27 |  |  |
Net proceeds from share issuance |  |  |  |  |  |  |  | $ 9,900 | $ 3,200 |  |  |
Number of shares issued |  |  |  |  |  |  |  | 2,546,265 | 2,802,731 |  |  |
Ordinary shares [Member] | ATM Equity Program 2021 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Weighted average price of share issued |  |  |  |  |  | $ 6.74 |  |  |  |  |  |
Net proceeds from share issuance |  |  |  |  |  | $ 12,100 |  |  |  |  |  |
Number of shares issued |  |  |  |  |  | 1,840,463 |  |  |  |  | 5,000,000 |
Ordinary shares [Member] | Several employees and service providers [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of options exercised |  |  |  |  |  |  | 5,511 | 177,711 |  |  |  |
Number of shares issued on options exercised |  |  |  |  |  |  | 5,511 | 177,711 |  |  |  |
Weighted average exercise rice of options exercised |  |  |  |  |  |  | $ 2.14 | $ 2.54 |  |  |  |
Total Consideration |  |  |  |  |  |  | $ 13 | $ 418 |  |  |  |
IPO [Member] | Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants issued |  |  | 4,500 |  | 1,400,000 |  | 1,395,500 |  |  |  |  |
Number of ordinary shares called by warrants |  |  | 2,250 |  | 700,000 |  | 697,750 |  |  |  |  |
Exercise price of warrants issued |  |  | $ 5.85 |  | $ 8.4 |  | $ 5.85 |  |  |  |  |
Term of warrants issued |  |  |  |  | 5 years |  |  |  |  |  |  |
Threshold limit of period for reduction in exercise price |  |  |  |  | 2 years |  |  |  |  |  |  |
Threshold limit of reduction in exercise price |  |  |  |  | $ 8 |  |  |  |  |  |  |
Reduced exercise price |  |  |  |  | $ 5.85 |  |  |  |  |  |  |
Total Consideration |  |  | $ 13 |  |  |  |  |  |  |  |  |
Private Placement [Member] | Accredited investors, including certain board members and their affiliates [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants issued |  |  |  | 3,023,871 |  |  |  |  |  | 3,023,871 |  |
Number of ordinary shares called by warrants |  |  |  | 3,023,871 |  |  |  |  |  | 3,023,871 |  |
Exercise price of warrants issued |  |  |  | $ 2.96 |  |  |  |  |  | $ 2.96 |  |
Term of warrants issued |  |  |  | 3 years |  |  |  |  |  | 3 years |  |
Number of shares issued under private placement |  |  |  | 6,047,706 |  |  |  |  |  | 6,047,706 |  |
Proceeds from private placement |  |  |  | $ 14,300 |  |  |  |  |  | $ 14,300 |  |
Price of shares issued under private placement |  |  |  | $ 2.37 |  |  |  |  |  | $ 2.37 |  |
Private Placement [Member] | Warrant [Member] | Chairman of the board and DNA [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants issued |  | 3,300,645 |  |  |  |  |  |  |  |  |  |
Exercise price of warrants issued |  | $ 1.05 |  |  |  |  |  |  |  |  |  |
Proceeds from exercise of warrants |  | $ 3,145 |  |  |  |  |  |  |  |  |  |
Private Placement [Member] | Ordinary shares [Member] | Chairman of the board and DNA [Member] |  |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of ordinary shares called by warrants |  | 3,172,800 |  |  |  |  |  |  |  |  |  |
[1] | Represents an amount less than one thousand US dollars.

X
- Definition Adjusted Exercise Price under At-the-market equity program. + References No definition available. + Details
Name: | entx_AdjustedExercisePriceUnderAtMarketEquityProgram
Namespace Prefix: | entx_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the exercise period of warrants or rights. + References No definition available. + Details
Name: | entx_ClassOfWarrantOrRightExerciseTerm
Namespace Prefix: | entx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of warrants or rights issued. + References No definition available. + Details
Name: | entx_ClassOfWarrantOrRightIssued
Namespace Prefix: | entx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the reduced exercise price of warrants or rights. + References No definition available. + Details
Name: | entx_ClassOfWarrantOrRightReducedExercisePrice
Namespace Prefix: | entx_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the threshold limit of period for reduction in exercise price of warrants or rights. + References No definition available. + Details
Name: | entx_ClassOfWarrantOrRightThresholdLimitOfPeriodForReductionInExercisePrice
Namespace Prefix: | entx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the threshold limit of reduction in exercise price of warrants or rights. + References No definition available. + Details
Name: | entx_ClassOfWarrantOrRightThresholdLimitOfReductionInExercisePrice
Namespace Prefix: | entx_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the net cash inflow from the additional capital contribution to the entity. + References No definition available. + Details
Name: | entx_NetProceedsFromIssuanceOfCommonStock
Namespace Prefix: | entx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the number of shares issued under private placement. + References No definition available. + Details
Name: | entx_NumberOfSharesIssuedUnderPrivatePlacement
Namespace Prefix: | entx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the amount of share based compensation arrangements by share based payment award options total consideration. + References No definition available. + Details
Name: | entx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsTotalConsideration
Namespace Prefix: | entx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the weighted average price per share or per unit of equity securities issued. + References No definition available. + Details
Name: | entx_SharesIssuedWeightedAveragePricePerShare
Namespace Prefix: | entx_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | entx_StockholdersEquityNoteLineItems
Namespace Prefix: | entx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644 + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Description of voting rights of common stock. Includes eligibility to vote and votes per share owned. Include also, if any, unusual voting rights. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644 + Details
Name: | us-gaap_CommonStockVotingRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfPrivatePlacement
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromWarrantExercises
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of shares issued under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Price of a single share of a number of saleable stocks of a company. + References No definition available. + Details
Name: | us-gaap_SharePrice
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 + Details
Name: | us-gaap_SharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of share options (or share units) exercised during the current period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of stock issued as a result of the exercise of stock options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | entx_EquityProgramAxis=entx_AtmEquityProgram2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=entx_BrokerWarrantsType1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=entx_BrokerWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=entx_BrokerDealerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=entx_BrokerDealerOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | entx_EquityProgramAxis=entx_AtmEquityProgram2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=entx_SeveralEmployeesAndServiceProvidersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=entx_AccreditedInvestorsIncludingCertainBoardMembersAndTheirAffiliatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=entx_ChairmanOfBoardAndDnaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |